MATCC Air-operated Engine Cleaning Gun Car Engine Oil Duct Cleaning Gun For 1/4"Connecter NOTE- Fit for 1/4in NPT. Air Connecter.Input pressure should be kept at 4-8kg. Alloy Metal structure body comes with 3.28 ft (1M) length rubber hose. High-speed two-way action, quickly remove grease stains on the engine and machine. Suitable for spraying kerosene,soap and other solvents under high pressure. Package included-1 x Car pipe cleaning gun,1 x Rubber hose